Track assembly



FIG. 1 is a front, right side and partial top perspective view of atrack assembly showing my new design.

FIG. 2 is a rear, left side and partial top view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a right side view thereof.

FIG. 6 is a left side view thereof.

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

CLAIM The ornamental design for a track assembly, as shown anddescribed.